2-669-708 - © Ashmolean Museum, University of Oxford/Heritage Images

Gilt-brass cased clock-watch with alarm, sundials and lunar volvelle in the form of a book, c1580. Alarm and calendar clock-watch in a deeply engraved gilt-brass case shaped as a small book. Outside of front cover has dials for magnetic declination, and corrections for latitude with names of 30 European towns and countries; inside, compass. Dimensions: length: case 100.6 mm (inc. pendant loop); width: case 68.2 mm; thickness: case 27.4 mm; length: movement 83.5 mmwidth: movement 52.4 mmheight: pillars 8.4 mm